*/
    public static void assertArgumentNotEmpty(final String argName, final Map<?, ?> argValue) {
        if (argValue == null || argValue.isEmpty()) {
            throw new EmptyArgumentException(argName, "ECL0013", asArray(argName));
        }
    }

    /**
     * Asserts that the index is valid.
     *
     * @param argName
     *            The name of the argument that must not be {@code null}.